#include <stdio.h>
#include <unistd.h>

int main(int argc,char *argv[])
{
	
        //char *str[];
	//scanf("%s",str);
	printf("* * * About to exec ls -l\n");
	execvp(argv[0],argv[1]);
	printf("* * * ls is done. bye");
        return 0;
}
